First shot at implementing drag&drop for Aura

views/widget/native_widget_aura.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "views/widget/native_widget_aura.h"
 
 #include "base/bind.h"
+#include "base/string_util.h"
 #include "ui/aura/aura_constants.h"
 #include "ui/aura/desktop.h"
 #include "ui/aura/desktop_observer.h"
 #include "ui/aura/event.h"
 #include "ui/aura/window.h"
 #include "ui/aura/window_types.h"
 #include "ui/base/ui_base_types.h"
 #include "ui/gfx/canvas.h"
 #include "ui/gfx/compositor/layer.h"
 #include "ui/gfx/font.h"
@@ skipping 447 matching lines @@
 
 bool NativeWidgetAura::IsAccessibleWidget() const {
   // http://crbug.com/102570
   //NOTIMPLEMENTED();
   return false;
 }
 
 void NativeWidgetAura::RunShellDrag(View* view,
                                    const ui::OSExchangeData& data,
                                    int operation) {
-  // http://crbug.com/97845
-  NOTIMPLEMENTED();
+  aura::Desktop::GetInstance()->StartDragAndDrop(data, operation);
 }
 
 void NativeWidgetAura::SchedulePaintInRect(const gfx::Rect& rect) {
   if (window_)
     window_->SchedulePaintInRect(rect);
 }
 
 void NativeWidgetAura::SetCursor(gfx::NativeCursor cursor) {
   cursor_ = cursor;
   aura::Desktop::GetInstance()->SetCursor(cursor);
@@ skipping 244 matching lines @@
 
 // static
 bool NativeWidgetPrivate::IsMouseButtonDown() {
   // http://crbug.com/102577
   NOTIMPLEMENTED();
   return false;
 }
 
 }  // namespace internal
 }  // namespace views